.a_case{
	width: 100%;
	margin-left: 1px;
	clear: both;
	font-family: "微软雅黑","Helvetica Neue",Helvetica,Arial,sans-serif;
	color: #888;
}

.a_case .ac_title{
	width: 30%;
	height: 40px;
	margin-bottom: 30px;
	font-size: 30px;
	line-height: 30px;
	padding-left: 10px;
	color: #222222;
	font-weight: bold;
	border-bottom: 3px solid #222222;
}
.a_case ul{
	padding-top: 10px;
	padding-bottom: 10px;
	list-style-type: none;
	color: #565d67;
}
.a_case ul li{
	height: 40px;
	float: left;
	padding-left:20px; 
	padding-right:20px; 
	margin-bottom: 20px;
	line-height: 40px;
	cursor: pointer;
	border-bottom: 1px solid #565d67;
	font-weight: bold;
}
.a_case ul li:first-child{
	border-bottom: 1px solid #23BCEF;
	color: #23BCEF;
}
.a_case .ac_aw{
	margin: 0 auto;
	width: 99%;
	padding-top: 20px;
	padding-bottom: 20px;
	font-size: 20px;
	position: relative;
}
.a_case .ac_aw span{
	margin-left: 100px;
	width: auto;
}
.a_case .ac_aw img{
	height: 30px;
	width: 30px;
	left: 60px;
	top: 18px;
	position: absolute;
	display: none;
}
.a_case .projectlist{
	width: 100%;
	clear: both;
}
.projectlist li{
	float: left;
	height: 220px;
	width: 27%;
	margin-left: 45px;
	margin-bottom: 45px;
	list-style-type: none;
	border:8px solid white;
	text-align: center;
	border: 1px solid #cdcdcd;
	background: #565d67;
	position: relative;
}
.projectlist li #top{
	width: 100%;
	height: 220px;
	line-height: 100%;
	margin: 0 auto;
	text-align: center;
	border:0px solid #cdcdcd;
	display:block;
}
.projectlist li #top p{
	margin: 0 auto;
	padding: 10px;
	font-size: 14px;
	width: 34%;
	border: 1px solid #cdcdcd;
	color: #fff;
	cursor: pointer;
	margin-top: 90px;
}
#top #t_p2{
	display: none;
}
.projectlist li img{
	margin: 0 auto;
}
#bot{
	margin: 0 auto;
	width: 0;
	height: 220px;
	position: absolute;
}
#bot img{
	width: 100%;
	height: 100%;
}



